*{
    margin:0;
    padding:0;
}
.clock{
    width:400px;
    height:400px;
    border:10px solid #333;
    box-shadow: 0px 0px 20px 3px #444 inset;
    border-radius:210px;
    position:relative;
    margin:5px auto;
    z-index:10;
    background-color:#f6f6f6;
}
/* clock num */
.clock-num{
    width:40px;
    height:40px;
    font-size:22px;
    text-align:center;
    line-height:40px;
    position:absolute;
    z-index:8;
    color:#555;
    font-family:fantasy, 'Trebuchet MS';
}
.em_num{
    font-size:28px;
}
/* clock line */
.clock-line{
    position:absolute;
    z-index:20;
}
.hour-line{width:100px;
    height:4px;
    top:198px;
    left:200px;
    background-color:#000;
    border-radius:2px;
    transform-origin:0 50%;
    box-shadow:1px -3px 8px 3px #aaa;
}
.minute-line{
    width:130px;
    height:2px;
    top:199px;
    left:190px;
    background-color:#000;
    transform-origin:7.692% 50%;
    box-shadow:1px -3px 8px 1px #aaa;
}
.second-line{
    width:170px;
    height:1px;
    top:199.5px;
    left:180px;
    background-color:#f60;
    transform-origin:11.765% 50%;
    box-shadow:1px -3px 7px 1px #bbb;
}
/* origin */
.origin{
    width:20px;
    height:20px;
    border-radius:10px;
    background-color:#000;
    position:absolute;
    top:190px;
    left:190px;
    z-index:14;
}
/* date-info */
.date-info{
    width:160px;
    height:28px;
    line-height:28px;
    text-align:center;
    position:absolute;
    top:230px;
    left:120px;
    z-index:11;
    color:#555;
    font-weight:bold;
}
.time-info{
    width:92px;
    height:30px;
    line-height:30px;
    text-align:center;
    position:absolute;
    top:270px;
    left:154px;
    z-index:11;
    background-color:#555;
    padding:0;
    box-shadow:0px 0px 9px 2px #222 inset;
}
.time{
    width:30px;
    height:30px;
    text-align:center;
    float:left;
    color:#fff;
    font-weight:bold;
}
#minute-time{
    border-left:1px solid #fff;
    border-right:1px solid #fff;
}
/* scale */
.clock-scale{
    width:195px;
    height:2px;
    transform-origin:0% 50%;
    z-index:7;
    position:absolute;
    top:199px;
    left:200px;
}
.scale-show{
    width:12px;
    height:2px;
    background-color:#555;
    float:left;
}
.scale-hidden{
    width:183px;
    height:2px;
    float:left;
}
